APM 2.8 Multicopter Flight Controller is an upgraded version of 2.5, 2.6; with a Built-in Compass for FPV RC Drone. The sensors are exactly the same as the APM 2.6 flight controller; however, the module has the option to use the built-in compass an external compass via a jumper. This makes the APM 2.8 ideal for use with multi-copters and rovers.
The APM 2.8 Multicopter Flight Controller is a complete open source autopilot system. This is the best-selling technology that won the prestigious Outback Challenge UAV competition. It allows the user to turn any fixed, rotary-wing. In addition, it turns multirotor vehicles (even cars and boats) into fully autonomous vehicles. meanwhile, it is capable of performing programmed GPS missions with waypoints.